Home / 654,336,001.80-981,504,002.70-194,345,166.60

Finding the Fourth Proportional to 654,336,001.80, 981,504,002.70 and 194,345,166.60

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Solution

The fourth proportional to 654,336,001.80, 981,504,002.70 and 194,345,166.60 is: 291,517,749.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,336,001.80 : 981,504,002.70 = 194,345,166.60 : x
  2. Step 2: Convert to fraction form
    654,336,001.80/981,504,002.70 = 194,345,166.60/x
  3. Step 3: Cross multiply
    654,336,001.80x = 981,504,002.70 × 194,345,166.60
  4. Step 4: Simplify right side
    654,336,001.80x = 190,750,558,923,298,368
  5. Step 5: Solve for x
    x = 190,750,558,923,298,368/654,336,001.80
  6. Step 6: Final answer
    x = 291,517,749.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.